Seiko Cal. 6628 - 520

This Automatic model from 1981 features a 45mm PVD Black case. Powered by the 6628 caliber with 18j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-dc4cc856e097]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Silver

Jewels

18j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1981

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